Lac Patterson is a Lake located in Longue-Pointe-de-Mingan; Minganie, Quebec and has an elevation of 49 meters.

• Latitude: 50° 18' 28'' North   (decimal: 50.3077778)
• Longitude: 64° 6' 55'' West   (decimal: -64.1152778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 49 meters
• Location: Longue-Pointe-de-Mingan; Minganie
• Atlas of Canada Locator Map: Lac Patterson
• GPS Coordinate Locator Map: Lac Patterson Lat/Long